4078400

素因数分解:

$2^6\times 5^2\times {\mathrm{2549}}^1$

素因数の和:2571

約数の個数: 42

約数和(自身を含む): 10039350

約数和(自身を除く): 5960950

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 2549, 5098, 10196, 12745, 20392, 25490, 40784, 50980, 63725, 81568, 101960, 127450, 163136, 203920, 254900, 407840, 509800, 815680, 1019600, 2039200, 4078400]

約数ペア:

[(1, 4078400), (2, 2039200), (4, 1019600), (5, 815680), (8, 509800), (10, 407840), (16, 254900), (20, 203920), (25, 163136), (32, 127450), (40, 101960), (50, 81568), (64, 63725), (80, 50980), (100, 40784), (160, 25490), (200, 20392), (320, 12745), (400, 10196), (800, 5098), (1600, 2549)]